(19)
(11) EP 3 519 681 A1

(12)

(43) Date of publication:
07.08.2019 Bulletin 2019/32

(21) Application number: 16917929.8

(22) Date of filing: 29.09.2016
(51) International Patent Classification (IPC): 
F01D 25/24(2006.01)
F01D 25/28(2006.01)
(86) International application number:
PCT/US2016/054356
(87) International publication number:
WO 2018/063221 (05.04.2018 Gazette 2018/14)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(71) Applicant: GKN Aerospace Newington LLC
Newington, CT 06111 (US)

(72) Inventors:
  • McINTYRE, Gunnar Sterling
    Newington, CT 06111 (US)
  • VIKLUND, Hans Pär-Eric
    Newington, CT 06111 (US)
  • ANDERSSON, Jan Andreas
    Newington, CT 06111 (US)

(74) Representative: D Young & Co LLP 
120 Holborn
London EC1N 2DY
London EC1N 2DY (GB)

   


(54) MANUFACTURING METHOD FOR CYLINDRICAL PARTS